Compared with the burial history of the basins of Yinggehai Basin and Bohai Bay Basin which dominated with overpressure,it is found that Erlian Basin underwent a long depositional stagnancy stage that almost extends 50～60 Ma in later.
结果表明,二连盆地在晚白垩世具有长达50~60 Ma的沉积停滞期,长时期的沉积停滞可能是二连盆地异常低压的主要原因。